chrome/installer/util/create_dir_work_item.h

   1 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_INSTALLER_UTIL_CREATE_DIR_WORK_ITEM_H_
   6 #define CHROME_INSTALLER_UTIL_CREATE_DIR_WORK_ITEM_H_
   7
   8 #include <windows.h>
   9
  10 #include "base/files/file_path.h"
  11 #include "chrome/installer/util/work_item.h"
  12
  13 // A WorkItem subclass that creates a directory with the specified path.
  14 // It also creates all necessary intermediate paths if they do not exist.
  15 class CreateDirWorkItem : public WorkItem {
  16  public:
  17   ~CreateDirWorkItem() override;
  18
  19   bool Do() override;
  20
  21   // Rollback tries to remove all directories created along the path.
  22   // If the leaf directory or one of the intermediate directories are not
  23   // empty, the non-empty directory and its parent directories will not be
  24   // removed.
  25   void Rollback() override;
  26
  27  private:
  28   friend class WorkItem;
  29
  30   explicit CreateDirWorkItem(const base::FilePath& path);
  31
  32   // Get the top most directory that needs to be created in order to create
  33   // "path_", and set "top_path_" accordingly. if "path_" already exists,
  34   // "top_path_" is set to empty string.
  35   void GetTopDirToCreate();
  36
  37   // Path of the directory to be created.
  38   base::FilePath path_;
  39
  40   // The top most directory that needs to be created.
  41   base::FilePath top_path_;
  42
  43   bool rollback_needed_;
  44 };
  45
  46 #endif  // CHROME_INSTALLER_UTIL_CREATE_DIR_WORK_ITEM_H_